Instruction fetching apparatus



March 19, 1968 5. 1.. SMITH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet 1 FIG.1

Much 19, 1968 s. L. SMITH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet 3 FIG.3u

FIG. 3c

I I J I at Tns O s 4 L a o R 0 NOTL 4 a xvz g N m O S xvz [CH 7 f a a no! 2 8 THQUE ZAQ I 5 N O R 0 IS mPucn cPu RST March 19, 1968 G. SMITH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet 4 FIG. 60

FIG. 6b

NOT A B 8 c O 5 4H m a NOT 6 0 uorx R FIG. 7b

X X AI +W Y \I Z FIG. 80

FIG. 8b

A AIB March 19, 1968 G L. SMITH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet a FIG .12

I nus FIGURE 15 ILLUSTRATIVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN THRU IN DETAIL m sAm ENVIRGNMENTAL SYSTEM, I LARGE SCALE DATA PRUCESSING SYSTEM,

SERlAL NU. 609,238 FILED 0N JANUARY was? FIG.59 1

ms FIGURE as ILLUSIRATWE DFA MAE-NUMBERED FIGURE WHICH IS SHOWN m DETAIL iN SAID ENVIRONMENTAL 5mm, LARGE SCALE DATA PRGCESSING STSTEM,

SERIAL N0. 609,238 FILED on JANUARY |5,|9e?

March 19, 1968 G. L. SMITH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet l0 I THIS FIGURE IS ILLUSTRATIVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN THRU IN DETAIL IN SAID ENVIRONMENTAL SYSTEM, I LARGE SCALE DATA PROCESSING SYSTEM,

SERIAL NO. 609,238 FILED ON JANUARY I3,I967

THIS FIGURE 15 ILLUSTRATIVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN IN DETAIL IN SAID ENVIRONMENTAL SYSTEM,

LARGE SCALE DATA PROCESSING SYSTEM,

SERIAL NO. 609,238 FILED ON JANUARY I3,I967

Much 19, 1968 sMn'H 3,374,471

INSTRUCTION FETCHING APPARATUS F116 1967 59 Sheets-Sheet 15 FIG.7O

THIS FIGURE IS ILLUSTRATIVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN IN DETAIL IN SAID ENVIRONMENTAL SYSTEM,

LARGE SCALE DATA PROCESSING SYSTEM,

SERIAL N0. 609,233 FILED 0N JANUARY I3,I967

FIG]! THIS FIGURE IS ILLUSTRATIVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN IN DETAIL IN SAID ENVIRONMENTAL SYSTEM.

LARGE SCALE DATA PROCESSING SYSTEM,

SERIAL N0. 609,238 FILED ON JANUARY 13,867

March 19, 1968 c. 1.. 5mm 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet 14 FIG. 72

KEYS

I UNIT GIRLS GIRLS ONCREMENTER INCR I H REG I SM! PGM STR COMP March 19, 1968 Filed Jan. 13, 1967 G. L. SMITH 59 Sheets-Sheet l6 1a REG FIG. 74 cm 21-31 11 1s 0 I UNIT R2- PRE 0P R1 x a o IOP 8 56 101' o 1 111215161920 51 a 15 2o 51 3 ADR 100 1111 w EDP DEC (so) 1 P511 211-31 V t m IOP DEC s11 our (10) cm DEC 11 0 PSI 21-21 0 1a 11 a FLD BOP 0P ZERO DET 7 112-): a 11 ZERO DET 8R1 G :1 I BOP ERl 11111/112-11 6 LCH co11P B111 11 11011211 CTRLS LOH 1 i an 111 05c 8 BRHB E 00111 I cms ER1/R2-X coup +1L CTRLS E111 LC" 111m arias 4 24 DEC -4 DEC L-1 DEC fi-i um cms I0? 0 HI) INCR 59 Sheets-Sheet 1 '7 VFL LGTH FLB 1R2 SEL CR (16 LINES) IB SEL (SR (16 LINES) BR! SEL GR (IE LINES) BIH +4 SEL GR (8 LINES) ERi SEL GR IN H6 LINES) ADDRESS ADDER (AA) LCH G. L- SMITH INSTRUCTION FETCHING APPARATUS GR 8 ADR GENERAL REGISTERS i i l 1 1'6 0-31 T0 RBL 24-27 T0 KEYS March 19, 1968 Filed Jan. 13, 1967 FIG. 75

x REG 0-34 2-? PSI 54-39 24-51mm? RLRZ-X 5 & L R R T Pu c num M m u u s 19F. a 3 53 B22 2 3 2 20 m 2 2 R m o m b n- 3 R .1 R H nu R A I H WD 6 c s 0 000 c N P o c lllulllll'l'llnlnll- H 3 U 33 3 2 22 w 2 c l R 8 A A S 5 l 6 0 00 o A a 00 s a G 6 VI A T 1| E s s s K H c L 'lllllllllulllllnl SEL 0N mm ADR m on mac) 1 2 s 4 s e I UNIT March 19, 1968 G. L.. SMlTH 3,374,471

INSTRUCTION FETCHING APPARATUS Filed Jan. 13, 1967 59 Sheets-Sheet. 1B

FTC-3.76

LIKE-NUMBERED FIGURE wmcn 1s snow" IN DETAIL m saw ENVIRONMENTAL SYSTEM,

T RU LARGE SCALE um PROCESSING svsrsu,

SERIAL no 609,238

nusn cu JANUARY 13,196?

I THIS FIGURE TS TLLUSTRATTVE OF A I T l l FIG.T39

THIS FIGURE IS TLLUSTRATTVE OF A LIKE-NUMBERED FIGURE WHICH IS SHOWN IN DETAIL IN SAID ENVIRONMENTAL SYSTEM,

LARGE SCALE DATA PROCESSING SYSTEM,

SERIAL NOT-309,238

TILED ON JANUARY l3,l957

March 19, 1968 Filed Jan. 13, 1967 G. L. SMITH INSTRUCTION FETCHING APPARATUS 59 Sheets-Sheet 19 140 INCREMENTER INCR IN ADD ONE/TWO GATING mm CTRLS Hem Psw 8-34 C INCR m OUT 1.722%: GROUP GATING -D H REG 0.23 H6145 CTRLS Ham INVRT Pods pg pz FIG.150 v i =5 P CHK H6149 P16-23 m 52 .1 mm mm CHK H0153 PSI 0-1 422:2:

INCR

M 52-39 EXT FIQHZ M 

